in the book are some fun facts about the world.为什么用are?不用have?

in the book are some fun facts about the world.为什么用are?不用have? These are some rackets in the book case.（改为一般疑问句）_________ there ________ rackets in the book case? There are some toy planes in the book改为一般疑问句 some maths problems in this book are __difficult for the studentsto work out可以填enough some physics problems ___ the book are not difficult.A in B of 原因 We are reading some picture book in the study.对We提问_____________ 对in the study提问___________ Are there some boys in the picture?做肯定回答 Is there a book in your bag?改为复数句 1,In the book there ( ) some colour pictures in it A.is B.are C.have D.has2,The book there ( ) some colour pictures in itA.is B.are C.have D.has Are there some pens in the bag?改为一般疑问句,否定句 they are English book对English book提问帮帮忙 英语翻译Some embrace only shadow while some embrace the light,but the lives that we lead are the stories we leave there in the book of live. There are some interested srories in this book.改为单数 There are （some pictures）in the book.（对括号部分提问）｡◕‿◕｡好急急 when you are city ,you can see some people ( )book in the subway a.read b.reading There are some book on the desk改为否定句 Some parts of the book are difficult 翻译 使你沉睡的书本?you have received a large book as a gift .the name of the book is what are some of the words in the book Some are hanging on the trees,some are on the ground ,some are dancing in the 1、We are going to give him some help(改被动语态..)He ( )some help2、We ( )(talk) about the book when he came in.The book ( ) when he came in每个空格都要填,希望一定要对的啊~